1, [5] 2, [3, 7] 3, [17] 4, [11, 31] 5, [13] 6, [43, 127] 7, [257] 8, [19, 73] 9, [41] 10, [23, 89, 683] 11, [241] 12, [2731, 8191] 13, [29, 113] 14, [151, 331] 15, [65537] 16, [43691, 131071] 17, [37, 109] 18, [174763, 524287] 19, [61681] 20, [337, 5419] 21, [397, 2113] 22, [47, 178481, 2796203] 23, [97, 673] 24, [251, 601, 1801, 4051] 25, [53, 157, 1613] 26, [87211, 262657] 27, [15790321] 28, [59, 233, 1103, 2089, 3033169] 29, [61, 1321] 30, [715827883, 2147483647] 31, [641, 6700417] 32, [67, 20857, 599479] 33, [137, 953, 26317] 34, [71, 281, 86171, 122921] 35, [433, 38737] 36, [223, 1777, 25781083, 616318177] 37, [229, 457, 525313] 38, [79, 121369, 22366891] 39, [4278255361] 40, [83, 13367, 164511353, 8831418697] 41, [1429, 14449] 42, [431, 9719, 2099863, 2932031007403] 43, [353, 2931542417] 44, [631, 23311, 18837001] 45, [277, 1013, 1657, 30269] 46, [283, 2351, 4513, 13264529, 165768537521] 47, [193, 22253377] 48, [4363953127297, 4432676798593] 49, [101, 8101, 268501] 50, [103, 307, 2143, 2857, 6529, 11119] 51, [858001, 308761441] 52, [107, 6361, 69431, 20394401, 28059810762433] 53, [246241, 279073] 54, [881, 2971, 3191, 201961, 48912491] 55, [5153, 54410972897] 56, [571, 32377, 1212847, 160465489] 57, [107367629, 536903681] 58, [2833, 37171, 179951, 1824726041, 3203431780337] 59, [4562284561] 60, [768614336404564651, 2305843009213693951] 61, [5581, 8681, 49477, 384773] 62, [92737, 649657, 77158673929] 63, [274177, 67280421310721] 64, [131, 409891, 7623851, 145295143558111] 65, [312709, 4327489] 66, [7327657, 193707721, 761838257287, 6713103182899] 67, [354689, 2879347902817] 68, [139, 168749965921, 10052678938039] 69, [7416361, 47392381] 70, [228479, 48544121, 56409643, 212885833, 13952598148481]